Experiment on the recovery of available chlorine from the mother liquor of bleaching powder concentrate;

The effect of temperature of waste sodium fluid,available chlorine content of new sodium fluid and pH value to the mixing of waste and new sodium fluid were investigated to the question of waste water reuse of acetylene lustration.

65 g·L-1 and 200-400 A·m-2,respectively,the higher sodium chloride concentration and current density are,the lower pH,the higher ORP and available chlorine of EOW.

Discussion of determining method about effective chlorine in sodium hypochlorite solution;

The influence of effective chlorine on growthof 4 species of unicellular algae;

The influence of effective chlorine on phytoplankton;

Analysis method of free chlorine and active chlorine in brine;

Spectrophotometric determination of trace amounts of active chlorine with the iodide-rhodamine B-polyvinyl alcohol system;

The mechanism and determination method of iodimetrically determining the content of active chlorine in calcium hypochlorite produced by using caustic soda and lime as raw materials are introduced.

In order to study the factors influencing the storing stability of some chlorine-containing compound disinfectant solutions, their available chlorine contents before and after storing were measured with iodometric method.

Determination of effective chlorine density in electrolyzed seawater by DPD spectrophotometric method;